1. A word meaning "fool", in the case of Mr. T
2. A commonly used programming variable, used when someone doesn't want to spend the time thinking up a real name for it.
3. A metasyntactic variable commonly used by coders.
Foo is often used in conjunction with the words bar baz and qux
1. "I pity the foo!"
2. foo = 3;
3. "Damn! Dont we have any good food? All thats left is this foo!"
"The code is full of foo"
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